Collect like terms.2x2y - 2z2y + 7x2y + 6z2y
A. 13x2y
B. 9x2y + 4z2y
C. 4x2y + 9z2y
D. 13z2y
Answer: B
Mathematics
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Use an integer to express the number.A football team gained 2 yards on one play.
A. 2 B. -2
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x
A. 
B. 
C. 
D. 
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Use the power rules for exponents to simplify. Write the answer in exponential form.
2
A. 56 B. 258 C. 256 D. 58
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The table shows Jose's expenses for one month. Use the table to answer the question.How much did Jose spend on rock climbing expenses? Monthly ExpensesRent$479Food$192Car repairs, gas$107.02Utilities$59.06Phone$75.03Rock climbing gear$156.77Rock climbing lessons$172Entertainment$56.22
A. $173.97 B. $335.72 C. $328.77 D. $158.49
Mathematics